body,
img,
p,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
li,
dl,
dt,
dd,
hr {
  margin: 0;
  padding: 0;
}
body {
  color: #050505;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 18px;
  color: #494949;
  font-weight: normal;
}
ul,
ol,
li {
  list-style: none;
}
a {
  text-decoration: none;
}
b,
strong {
  font-weight: normal;
}
em,
i {
  font-style: normal;
}

.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix::after {
  content: ".";
  display: block;
  clear: both;
  height: 0;
  overflow: hidden;
  visibility: hidden;
}
.clearfix {
  *zoom: 1;
  /* 解决iE低版本的兼容问题 */
}
.w {
  width: 1200px;
  margin: 0 auto;
}
